Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.58803E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-16T00:25:48+0800
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    1 Object 1

    AOE ID 69085
    NORAD ID 69085
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 69110
    NORAD ID 69110
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter QIANFAN-139 QIANFAN-151
    Time of Closest Approach 2026-08-17T00:01:24+0000
    Collision Probability (Pc) 3.58803E-6
    Conjunction Distance (km) 1.459 km
    Relative Speed (km/s) 5.089 km/s
    Conjunction Risk Parameters R (Radial): -0.076 | I (In-track): 1.365 | C (Cross-track): 0.51
    Collision Risk Index (CRI) 0.46
    X Position (km) 15.407 13.955
    Position Y (km) 137.034 137.141
    Position Z (km) 7436.433 7436.357
    Velocity X (km/s) -6.648 -7.037
    Velocity Y (km/s) 3.062 -2.011
    Velocity Z (km/s) -0.043 0.05

    Orbital Parameters 国际轨道数据源

    Parameter QIANFAN-139 QIANFAN-151
    Semimajor Axis (a) 7446.642 km 7446.666 km
    Eccentricity (e) 0.000202 0.000208
    Inclination (i) 88.9921° 89.0143°
    RAAN 335.4541° 16.1041°
    Perigee Argument 111.0516° 93.8624°
    Mean Anomaly (M) 249.0852° 266.2765°
    Apogee 1070.010 km 1070.081 km
    Perigee 1067.000 km 1066.977 km
    Orbit Epoch 2026-08-15T03:08:27+0000 2026-08-15T12:01:54+0000

    QIANFAN-139 & QIANFAN-151 Collision Probability (Pc) Trend

    QIANFAN-139 & QIANFAN-151 Collision Probability (Pc) TrendNot Available

    QIANFAN-139 & QIANFAN-151 Miss Distance (Miss Distance) Trend

    QIANFAN-139 & QIANFAN-151 Miss Distance (Miss Distance) TrendNot Available

    QIANFAN-139Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-151Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    QIANFAN-139Collision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-151Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with QIANFAN-139

    No nearby objects data